Grindstone Running Festival by Utmb

Verona, United States • 19-21 Sep 2025

The Grindstone Running Festival by UTMB is an exciting trail running event set in the picturesque Shenandoah Valley, featuring courses through the stunning George Washington and Jefferson National Forest. Scheduled for September 19-21, 2025, the festival offers four challenging distances: 100M, 100K, 50K, and 21K, catering to runners of all levels. Participants can enjoy breathtaking fall foliage and rugged terrain while pushing their endurance limits. The event also serves as a qualifier for prestigious races like the UTMB Mont-Blanc, allowing runners to earn Running Stones for future lottery entries. Join this unique adventure and experience the beauty of trail running! Visit the organization's website for the most recent information.

Race information

UTMB 20K UTMB 50K UTMB 100K UTMB 100M
100 mi
6400 m+
100m
100 km
3350 m+
100k
50 km
1550 m+
50k
21 km
500 m+
21k
Visit the organization's website for the most recent information.
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